The issue is, that you post some rude comment on here with no solution or even anything helpful. This is easy to replace just make sure to get a good sensor. Please refer to link: on how to retrieve codes. If you are so concerned about being nicer to everyone you should help the guy instead of busting his balls for no reason. Posted on Jul 27, 2009 Melvia, Knock sensor located under the intake manifold between cylinder 2-3 I believe, hard to change with out removing intake manifold, but can be done. Try to use the Nissan speaker adapters plugs so you don't need to cut wires and mess up the electric system, you can get those from eBay or amazon.
Here at Advance Auto Parts, we work with only top reliable Knock Sensor product and part brands so you can shop with complete confidence. Look above and to the slight left of the oil filter on the back of the engine. In this article will explain why it's worth your time to address the problem. Under the anvil stakes are die formed ridges in the hex cover to further protect against rotation. Plus, you'll find relocation kits, technical tips and replacement parts that help you get the job done. We tried two brand new knock sensors and replaced the knock sensor harness. It will take some work to remove the serpentine belt, there is tight fit between the rear most pully and the inner fender.
For a week car's running so far, the light, fortunately, was not coming back again. The sensor is attached to the cylinder block, cylinder head or intake manifold. After he replaced both of them, the light remained on. Has a white connector attached to a single black wire lead. The uses this signal to retard the ignition timing and protect the engine from this damaging pre-ignition. Why would he just want to check if its there? It is confusing at first but once you start the process it becomes clearer.
Knock sensor indicates a knock coming from the engine, perhaps from cylinder 4. This pressure is converted into a voltage signal and sent to the Engine Control Module. Pull on the connector and not the wires, they are very small and will break. The po325 is cause by a weak hose behind the egr. I'm not 100% sure about other model years, but I believe that for model years 1999-2002 the fuel filter is underneath the drivers seat, on the outside of the car, behind a black plastic panel that is about a foot long and 10 inches wide.
Even with the service manual I had a tough time finding it. Do you know for sure? Nevertheless, access is limited in this location. Analysis of the codes indicates faulty knock sensor. The knock sensor for a 1996 Nissan Altima is located on thebackside of the block above the oil filter. Depending on which model you have depends on how many catalytic converters you have. Regrettably, it is a typical occurrence for a Nissan knock sensor code to set on a number of the automakers most well-known engines and model automobiles.
Replacing automotive components the moment they display the earliest symptom of breakdown helps avoid really expensive vehicle repairs as well as guarantees stress-free and more comfortable rides for the remaining lifespan of your car or truck. When you do this, you cut the original harness and splice in a replacement pigtail that attaches to the new location. If not, it is bad and should be replaced. In order to get to it to replace it you have to take the manifold off. Clear codes refer to link above and test drive.
It allows the engine control module to provide maximum ignition timing advance until it hears an engine ping. I was quoted 5 hours labor, so apply an appropriate labor charge and it is not inexpensive. You can see the sensor sticking out ot the pipe. Look between the radiator and the engine. Have them clear the codes, and see if it comes back. With the hood open, standing by the drivers side front tire,you can see it by shining a flashlight at the opening under the intake manifold. However, he rset and suggested that I run my car a few more days and see what is happening.
The code stands for knock sensor bank one sensor one circuit input high. Knock sensor codes are 99% of the time a dummy code that should let the tech know that the engine had a knock at some point in time. Using a 12 mm stubby box end wrench seems like the best strategy to remove the bolt. The are in the same place and also fail. The knock sensor may also have specific torque settings. When the sensor malfunctions, two common complaints become a noticeable lack of performance and a major decrease in miles per gallon. To replace: Disconnect the knock sensor wiring connector.